Find the indicated root of the given quadratic equation by finding x3 from Newton's method (choose x0 to be the midpoint of the given interval).7x2 + 5x - 3 = 0 (between -2 and -1)
A. -1.1028790
B. -1.1058005
C. -1.1028847
D. -1.1034699
Answer: C
Mathematics
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Solve the problem.Suppose you buy 1 ticket for $1 out of a lottery of 1,000 tickets where the prize for the one winning ticket is to be $500. What is your expected net winnings?
A. -$1.00 B. $0.00 C. -$0.40 D. -$0.50
Mathematics
Use a calculator (in radian mode) to evaluate the given expression.cos-1 (-0.9397)
A. 160.0012 B. 0.3581 C. 2.7925 D. 0.5900
Mathematics
Find the area of a sector of a circle with radius r and central angle ?. Round your answer to one decimal place.? = 20°, r = 6.0 m
A. 1.0 m2 B. 0.2 m2 C. 12.6 m2 D. 6.3 m2
Mathematics
Use set notation to identify the shaded region.
A. 
? A ? C
B. A ? C - B
C. A ? C
D. C ? 
? A
Mathematics